Windows 7 pre-sales are rocking

InformationWeek reports early pre-sales of Microsoft's Windows 7 operating system are very strong:

Windows 7 Home Premium Upgrade, for instance, is selling on Amazon (NSDQ: AMZN).com for $49, or more than half off its suggested retail price of $119. Windows 7 Professional is going for $99, down from $199. Amazon is also offering Super Saver Shipping on Windows 7, which will be available on Oct. 22. Best Buy is offering free shipping.

Consumers appeared anxious to take advantage of the discounts, which run through July 11. As of early Friday, the OS was Amazon's most popular product in the software category, according to the Web merchant's Sales Rank report.